1566774020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{26209}}^1$

素因数の和:26293

約数の個数: 72

約数和(自身を含む): 3890297880

約数和(自身を除く): 2323523860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2989, 4270, 5978, 8540, 11956, 14945, 26209, 29890, 52418, 59780, 104836, 131045, 183463, 262090, 366926, 524180, 733852, 917315, 1284241, 1598749, 1834630, 2568482, 3197498, 3669260, 5136964, 6394996, 6421205, 7993745, 11191243, 12842410, 15987490, 22382486, 25684820, 31974980, 44764972, 55956215, 78338701, 111912430, 156677402, 223824860, 313354804, 391693505, 783387010, 1566774020]

約数ペア:

[(1, 1566774020), (2, 783387010), (4, 391693505), (5, 313354804), (7, 223824860), (10, 156677402), (14, 111912430), (20, 78338701), (28, 55956215), (35, 44764972), (49, 31974980), (61, 25684820), (70, 22382486), (98, 15987490), (122, 12842410), (140, 11191243), (196, 7993745), (244, 6421205), (245, 6394996), (305, 5136964), (427, 3669260), (490, 3197498), (610, 2568482), (854, 1834630), (980, 1598749), (1220, 1284241), (1708, 917315), (2135, 733852), (2989, 524180), (4270, 366926), (5978, 262090), (8540, 183463), (11956, 131045), (14945, 104836), (26209, 59780), (29890, 52418)]