20565715380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2399}}^1\times {\mathrm{20411}}^1$

素因数の和:22829

約数の個数: 96

約数和(自身を含む): 65840947200

約数和(自身を除く): 45275231820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2399, 4798, 7197, 9596, 11995, 14394, 16793, 20411, 23990, 28788, 33586, 35985, 40822, 47980, 50379, 61233, 67172, 71970, 81644, 83965, 100758, 102055, 122466, 142877, 143940, 167930, 201516, 204110, 244932, 251895, 285754, 306165, 335860, 408220, 428631, 503790, 571508, 612330, 714385, 857262, 1007580, 1224660, 1428770, 1714524, 2143155, 2857540, 4286310, 8572620, 48965989, 97931978, 146897967, 195863956, 244829945, 293795934, 342761923, 489659890, 587591868, 685523846, 734489835, 979319780, 1028285769, 1371047692, 1468979670, 1713809615, 2056571538, 2937959340, 3427619230, 4113143076, 5141428845, 6855238460, 10282857690, 20565715380]

約数ペア:

[(1, 20565715380), (2, 10282857690), (3, 6855238460), (4, 5141428845), (5, 4113143076), (6, 3427619230), (7, 2937959340), (10, 2056571538), (12, 1713809615), (14, 1468979670), (15, 1371047692), (20, 1028285769), (21, 979319780), (28, 734489835), (30, 685523846), (35, 587591868), (42, 489659890), (60, 342761923), (70, 293795934), (84, 244829945), (105, 195863956), (140, 146897967), (210, 97931978), (420, 48965989), (2399, 8572620), (4798, 4286310), (7197, 2857540), (9596, 2143155), (11995, 1714524), (14394, 1428770), (16793, 1224660), (20411, 1007580), (23990, 857262), (28788, 714385), (33586, 612330), (35985, 571508), (40822, 503790), (47980, 428631), (50379, 408220), (61233, 335860), (67172, 306165), (71970, 285754), (81644, 251895), (83965, 244932), (100758, 204110), (102055, 201516), (122466, 167930), (142877, 143940)]