16831760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 44140032

約数和(自身を除く): 27308272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 617, 620, 682, 880, 1234, 1240, 1364, 1705, 2468, 2480, 2728, 3085, 3410, 4936, 5456, 6170, 6787, 6820, 9872, 12340, 13574, 13640, 19127, 24680, 27148, 27280, 33935, 38254, 49360, 54296, 67870, 76508, 95635, 108592, 135740, 153016, 191270, 210397, 271480, 306032, 382540, 420794, 542960, 765080, 841588, 1051985, 1530160, 1683176, 2103970, 3366352, 4207940, 8415880, 16831760]

約数ペア:

[(1, 16831760), (2, 8415880), (4, 4207940), (5, 3366352), (8, 2103970), (10, 1683176), (11, 1530160), (16, 1051985), (20, 841588), (22, 765080), (31, 542960), (40, 420794), (44, 382540), (55, 306032), (62, 271480), (80, 210397), (88, 191270), (110, 153016), (124, 135740), (155, 108592), (176, 95635), (220, 76508), (248, 67870), (310, 54296), (341, 49360), (440, 38254), (496, 33935), (617, 27280), (620, 27148), (682, 24680), (880, 19127), (1234, 13640), (1240, 13574), (1364, 12340), (1705, 9872), (2468, 6820), (2480, 6787), (2728, 6170), (3085, 5456), (3410, 4936)]