1863100720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{105379}}^1$

素因数の和:105422

約数の個数: 80

約数和(自身を含む): 4939371360

約数和(自身を除く): 3076270640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 105379, 210758, 421516, 526895, 843032, 1053790, 1369927, 1686064, 1791443, 2107580, 2739854, 3582886, 4215160, 5479708, 6849635, 7165772, 8430320, 8957215, 10959416, 13699270, 14331544, 17914430, 21918832, 23288759, 27398540, 28663088, 35828860, 46577518, 54797080, 71657720, 93155036, 109594160, 116443795, 143315440, 186310072, 232887590, 372620144, 465775180, 931550360, 1863100720]

約数ペア:

[(1, 1863100720), (2, 931550360), (4, 465775180), (5, 372620144), (8, 232887590), (10, 186310072), (13, 143315440), (16, 116443795), (17, 109594160), (20, 93155036), (26, 71657720), (34, 54797080), (40, 46577518), (52, 35828860), (65, 28663088), (68, 27398540), (80, 23288759), (85, 21918832), (104, 17914430), (130, 14331544), (136, 13699270), (170, 10959416), (208, 8957215), (221, 8430320), (260, 7165772), (272, 6849635), (340, 5479708), (442, 4215160), (520, 3582886), (680, 2739854), (884, 2107580), (1040, 1791443), (1105, 1686064), (1360, 1369927), (1768, 1053790), (2210, 843032), (3536, 526895), (4420, 421516), (8840, 210758), (17680, 105379)]