1788891661420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1\times {\mathrm{73877}}^1$

素因数の和:74443

約数の個数: 96

約数和(自身を含む): 4007922871680

約数和(自身を除く): 2219031210260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 311, 340, 458, 622, 916, 1145, 1244, 1555, 2290, 3110, 3893, 4580, 5287, 6220, 7786, 10574, 15572, 19465, 21148, 26435, 38930, 52870, 71219, 73877, 77860, 105740, 142438, 147754, 284876, 295508, 356095, 369385, 712190, 738770, 1210723, 1255909, 1424380, 1477540, 2421446, 2511818, 4842892, 5023636, 6053615, 6279545, 12107230, 12559090, 16917833, 22975747, 24214460, 25118180, 33835666, 45951494, 67671332, 84589165, 91902988, 114878735, 169178330, 229757470, 287603161, 338356660, 390587699, 459514940, 575206322, 781175398, 1150412644, 1438015805, 1562350796, 1952938495, 2876031610, 3905876990, 5261446063, 5752063220, 7811753980, 10522892126, 21045784252, 26307230315, 52614460630, 89444583071, 105228921260, 178889166142, 357778332284, 447222915355, 894445830710, 1788891661420]

約数ペア:

[(1, 1788891661420), (2, 894445830710), (4, 447222915355), (5, 357778332284), (10, 178889166142), (17, 105228921260), (20, 89444583071), (34, 52614460630), (68, 26307230315), (85, 21045784252), (170, 10522892126), (229, 7811753980), (311, 5752063220), (340, 5261446063), (458, 3905876990), (622, 2876031610), (916, 1952938495), (1145, 1562350796), (1244, 1438015805), (1555, 1150412644), (2290, 781175398), (3110, 575206322), (3893, 459514940), (4580, 390587699), (5287, 338356660), (6220, 287603161), (7786, 229757470), (10574, 169178330), (15572, 114878735), (19465, 91902988), (21148, 84589165), (26435, 67671332), (38930, 45951494), (52870, 33835666), (71219, 25118180), (73877, 24214460), (77860, 22975747), (105740, 16917833), (142438, 12559090), (147754, 12107230), (284876, 6279545), (295508, 6053615), (356095, 5023636), (369385, 4842892), (712190, 2511818), (738770, 2421446), (1210723, 1477540), (1255909, 1424380)]