20100904012

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{4217}}^1$

素因数の和:4415

約数の個数: 96

約数和(自身を含む): 42653495808

約数和(自身を除く): 22552591796

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 107, 148, 172, 214, 259, 301, 428, 518, 602, 749, 1036, 1204, 1498, 1591, 2996, 3182, 3959, 4217, 4601, 6364, 7918, 8434, 9202, 11137, 15836, 16868, 18404, 22274, 27713, 29519, 32207, 44548, 55426, 59038, 64414, 110852, 118076, 128828, 156029, 170237, 181331, 312058, 340474, 362662, 451219, 624116, 680948, 725324, 902438, 1092203, 1191659, 1269317, 1804876, 2184406, 2383318, 2538634, 3158533, 4368812, 4766636, 5077268, 6317066, 6709247, 12634132, 13418494, 16695103, 19402417, 26836988, 33390206, 38804834, 46964729, 66780412, 77609668, 93929458, 116865721, 135816919, 187858916, 233731442, 271633838, 467462884, 543267676, 717889429, 1435778858, 2871557716, 5025226003, 10050452006, 20100904012]

約数ペア:

[(1, 20100904012), (2, 10050452006), (4, 5025226003), (7, 2871557716), (14, 1435778858), (28, 717889429), (37, 543267676), (43, 467462884), (74, 271633838), (86, 233731442), (107, 187858916), (148, 135816919), (172, 116865721), (214, 93929458), (259, 77609668), (301, 66780412), (428, 46964729), (518, 38804834), (602, 33390206), (749, 26836988), (1036, 19402417), (1204, 16695103), (1498, 13418494), (1591, 12634132), (2996, 6709247), (3182, 6317066), (3959, 5077268), (4217, 4766636), (4601, 4368812), (6364, 3158533), (7918, 2538634), (8434, 2383318), (9202, 2184406), (11137, 1804876), (15836, 1269317), (16868, 1191659), (18404, 1092203), (22274, 902438), (27713, 725324), (29519, 680948), (32207, 624116), (44548, 451219), (55426, 362662), (59038, 340474), (64414, 312058), (110852, 181331), (118076, 170237), (128828, 156029)]