39948260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 96780096

約数和(自身を除く): 56831836

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 503, 722, 836, 1006, 1045, 1444, 1805, 2012, 2090, 2515, 3610, 3971, 4180, 5030, 5533, 7220, 7942, 9557, 10060, 11066, 15884, 19114, 19855, 22132, 27665, 38228, 39710, 47785, 55330, 79420, 95570, 105127, 110660, 181583, 191140, 210254, 363166, 420508, 525635, 726332, 907915, 1051270, 1815830, 1997413, 2102540, 3631660, 3994826, 7989652, 9987065, 19974130, 39948260]

約数ペア:

[(1, 39948260), (2, 19974130), (4, 9987065), (5, 7989652), (10, 3994826), (11, 3631660), (19, 2102540), (20, 1997413), (22, 1815830), (38, 1051270), (44, 907915), (55, 726332), (76, 525635), (95, 420508), (110, 363166), (190, 210254), (209, 191140), (220, 181583), (361, 110660), (380, 105127), (418, 95570), (503, 79420), (722, 55330), (836, 47785), (1006, 39710), (1045, 38228), (1444, 27665), (1805, 22132), (2012, 19855), (2090, 19114), (2515, 15884), (3610, 11066), (3971, 10060), (4180, 9557), (5030, 7942), (5533, 7220)]