15703980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8443}}^1$

素因数の和:8486

約数の個数: 48

約数和(自身を含む): 45394944

約数和(自身を除く): 29690964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 8443, 16886, 25329, 33772, 42215, 50658, 84430, 101316, 126645, 168860, 253290, 261733, 506580, 523466, 785199, 1046932, 1308665, 1570398, 2617330, 3140796, 3925995, 5234660, 7851990, 15703980]

約数ペア:

[(1, 15703980), (2, 7851990), (3, 5234660), (4, 3925995), (5, 3140796), (6, 2617330), (10, 1570398), (12, 1308665), (15, 1046932), (20, 785199), (30, 523466), (31, 506580), (60, 261733), (62, 253290), (93, 168860), (124, 126645), (155, 101316), (186, 84430), (310, 50658), (372, 42215), (465, 33772), (620, 25329), (930, 16886), (1860, 8443)]