19961337720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5365951}}^1$

素因数の和:5365996

約数の個数: 64

約数和(自身を含む): 61815767040

約数和(自身を除く): 41854429320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5365951, 10731902, 16097853, 21463804, 26829755, 32195706, 42927608, 53659510, 64391412, 80489265, 107319020, 128782824, 160978530, 166344481, 214638040, 321957060, 332688962, 499033443, 643914120, 665377924, 831722405, 998066886, 1330755848, 1663444810, 1996133772, 2495167215, 3326889620, 3992267544, 4990334430, 6653779240, 9980668860, 19961337720]

約数ペア:

[(1, 19961337720), (2, 9980668860), (3, 6653779240), (4, 4990334430), (5, 3992267544), (6, 3326889620), (8, 2495167215), (10, 1996133772), (12, 1663444810), (15, 1330755848), (20, 998066886), (24, 831722405), (30, 665377924), (31, 643914120), (40, 499033443), (60, 332688962), (62, 321957060), (93, 214638040), (120, 166344481), (124, 160978530), (155, 128782824), (186, 107319020), (248, 80489265), (310, 64391412), (372, 53659510), (465, 42927608), (620, 32195706), (744, 26829755), (930, 21463804), (1240, 16097853), (1860, 10731902), (3720, 5365951)]