20142885500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1299541}}^1$

素因数の和:1299591

約数の個数: 48

約数和(自身を含む): 45411195648

約数和(自身を除く): 25268310148

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1550, 3100, 3875, 7750, 15500, 1299541, 2599082, 5198164, 6497705, 12995410, 25990820, 32488525, 40285771, 64977050, 80571542, 129954100, 161143084, 162442625, 201428855, 324885250, 402857710, 649770500, 805715420, 1007144275, 2014288550, 4028577100, 5035721375, 10071442750, 20142885500]

約数ペア:

[(1, 20142885500), (2, 10071442750), (4, 5035721375), (5, 4028577100), (10, 2014288550), (20, 1007144275), (25, 805715420), (31, 649770500), (50, 402857710), (62, 324885250), (100, 201428855), (124, 162442625), (125, 161143084), (155, 129954100), (250, 80571542), (310, 64977050), (500, 40285771), (620, 32488525), (775, 25990820), (1550, 12995410), (3100, 6497705), (3875, 5198164), (7750, 2599082), (15500, 1299541)]