20057160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 63642240

約数和(自身を除く): 43585080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 456, 463, 570, 722, 760, 926, 1083, 1140, 1389, 1444, 1805, 1852, 2166, 2280, 2315, 2778, 2888, 3610, 3704, 4332, 4630, 5415, 5556, 6945, 7220, 8664, 8797, 9260, 10830, 11112, 13890, 14440, 17594, 18520, 21660, 26391, 27780, 35188, 43320, 43985, 52782, 55560, 70376, 87970, 105564, 131955, 167143, 175940, 211128, 263910, 334286, 351880, 501429, 527820, 668572, 835715, 1002858, 1055640, 1337144, 1671430, 2005716, 2507145, 3342860, 4011432, 5014290, 6685720, 10028580, 20057160]

約数ペア:

[(1, 20057160), (2, 10028580), (3, 6685720), (4, 5014290), (5, 4011432), (6, 3342860), (8, 2507145), (10, 2005716), (12, 1671430), (15, 1337144), (19, 1055640), (20, 1002858), (24, 835715), (30, 668572), (38, 527820), (40, 501429), (57, 351880), (60, 334286), (76, 263910), (95, 211128), (114, 175940), (120, 167143), (152, 131955), (190, 105564), (228, 87970), (285, 70376), (361, 55560), (380, 52782), (456, 43985), (463, 43320), (570, 35188), (722, 27780), (760, 26391), (926, 21660), (1083, 18520), (1140, 17594), (1389, 14440), (1444, 13890), (1805, 11112), (1852, 10830), (2166, 9260), (2280, 8797), (2315, 8664), (2778, 7220), (2888, 6945), (3610, 5556), (3704, 5415), (4332, 4630)]