20120844360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{428833}}^1$

素因数の和:428887

約数の個数: 128

約数和(自身を含む): 66692263680

約数和(自身を除く): 46571419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1955, 2040, 2346, 2760, 3128, 3910, 4692, 5865, 7820, 9384, 11730, 15640, 23460, 46920, 428833, 857666, 1286499, 1715332, 2144165, 2572998, 3430664, 4288330, 5145996, 6432495, 7290161, 8576660, 9863159, 10291992, 12864990, 14580322, 17153320, 19726318, 21870483, 25729980, 29160644, 29589477, 36450805, 39452636, 43740966, 49315795, 51459960, 58321288, 59178954, 72901610, 78905272, 87481932, 98631590, 109352415, 118357908, 145803220, 147947385, 167673703, 174963864, 197263180, 218704830, 236715816, 291606440, 295894770, 335347406, 394526360, 437409660, 503021109, 591789540, 670694812, 838368515, 874819320, 1006042218, 1183579080, 1341389624, 1676737030, 2012084436, 2515105545, 3353474060, 4024168872, 5030211090, 6706948120, 10060422180, 20120844360]

約数ペア:

[(1, 20120844360), (2, 10060422180), (3, 6706948120), (4, 5030211090), (5, 4024168872), (6, 3353474060), (8, 2515105545), (10, 2012084436), (12, 1676737030), (15, 1341389624), (17, 1183579080), (20, 1006042218), (23, 874819320), (24, 838368515), (30, 670694812), (34, 591789540), (40, 503021109), (46, 437409660), (51, 394526360), (60, 335347406), (68, 295894770), (69, 291606440), (85, 236715816), (92, 218704830), (102, 197263180), (115, 174963864), (120, 167673703), (136, 147947385), (138, 145803220), (170, 118357908), (184, 109352415), (204, 98631590), (230, 87481932), (255, 78905272), (276, 72901610), (340, 59178954), (345, 58321288), (391, 51459960), (408, 49315795), (460, 43740966), (510, 39452636), (552, 36450805), (680, 29589477), (690, 29160644), (782, 25729980), (920, 21870483), (1020, 19726318), (1173, 17153320), (1380, 14580322), (1564, 12864990), (1955, 10291992), (2040, 9863159), (2346, 8576660), (2760, 7290161), (3128, 6432495), (3910, 5145996), (4692, 4288330), (5865, 3430664), (7820, 2572998), (9384, 2144165), (11730, 1715332), (15640, 1286499), (23460, 857666), (46920, 428833)]