1891997640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404273}}^1$

素因数の和:404303

約数の個数: 96

約数和(自身を含む): 6622008120

約数和(自身を除く): 4730010480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 404273, 808546, 1212819, 1617092, 2021365, 2425638, 3234184, 3638457, 4042730, 4851276, 5255549, 6064095, 7276914, 8085460, 9702552, 10511098, 12128190, 14553828, 15766647, 16170920, 18192285, 21022196, 24256380, 26277745, 29107656, 31533294, 36384570, 42044392, 47299941, 48512760, 52555490, 63066588, 72769140, 78833235, 94599882, 105110980, 126133176, 145538280, 157666470, 189199764, 210221960, 236499705, 315332940, 378399528, 472999410, 630665880, 945998820, 1891997640]

約数ペア:

[(1, 1891997640), (2, 945998820), (3, 630665880), (4, 472999410), (5, 378399528), (6, 315332940), (8, 236499705), (9, 210221960), (10, 189199764), (12, 157666470), (13, 145538280), (15, 126133176), (18, 105110980), (20, 94599882), (24, 78833235), (26, 72769140), (30, 63066588), (36, 52555490), (39, 48512760), (40, 47299941), (45, 42044392), (52, 36384570), (60, 31533294), (65, 29107656), (72, 26277745), (78, 24256380), (90, 21022196), (104, 18192285), (117, 16170920), (120, 15766647), (130, 14553828), (156, 12128190), (180, 10511098), (195, 9702552), (234, 8085460), (260, 7276914), (312, 6064095), (360, 5255549), (390, 4851276), (468, 4042730), (520, 3638457), (585, 3234184), (780, 2425638), (936, 2021365), (1170, 1617092), (1560, 1212819), (2340, 808546), (4680, 404273)]