20294430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3061}}^1$

素因数の和:3101

約数の個数: 64

約数和(自身を含む): 55556928

約数和(自身を除く): 35262498

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3061, 3315, 6122, 6630, 9183, 15305, 18366, 30610, 39793, 45915, 52037, 79586, 91830, 104074, 119379, 156111, 198965, 238758, 260185, 312222, 397930, 520370, 596895, 676481, 780555, 1193790, 1352962, 1561110, 2029443, 3382405, 4058886, 6764810, 10147215, 20294430]

約数ペア:

[(1, 20294430), (2, 10147215), (3, 6764810), (5, 4058886), (6, 3382405), (10, 2029443), (13, 1561110), (15, 1352962), (17, 1193790), (26, 780555), (30, 676481), (34, 596895), (39, 520370), (51, 397930), (65, 312222), (78, 260185), (85, 238758), (102, 198965), (130, 156111), (170, 119379), (195, 104074), (221, 91830), (255, 79586), (390, 52037), (442, 45915), (510, 39793), (663, 30610), (1105, 18366), (1326, 15305), (2210, 9183), (3061, 6630), (3315, 6122)]