520033990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12613}}^1$

素因数の和:12677

約数の個数: 64

約数和(自身を含む): 1162506240

約数和(自身を除く): 642472250

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 589, 665, 1085, 1178, 1330, 2170, 2945, 4123, 5890, 8246, 12613, 20615, 25226, 41230, 63065, 88291, 126130, 176582, 239647, 391003, 441455, 479294, 782006, 882910, 1198235, 1677529, 1955015, 2396470, 2737021, 3355058, 3910030, 5474042, 7429057, 8387645, 13685105, 14858114, 16775290, 27370210, 37145285, 52003399, 74290570, 104006798, 260016995, 520033990]

約数ペア:

[(1, 520033990), (2, 260016995), (5, 104006798), (7, 74290570), (10, 52003399), (14, 37145285), (19, 27370210), (31, 16775290), (35, 14858114), (38, 13685105), (62, 8387645), (70, 7429057), (95, 5474042), (133, 3910030), (155, 3355058), (190, 2737021), (217, 2396470), (266, 1955015), (310, 1677529), (434, 1198235), (589, 882910), (665, 782006), (1085, 479294), (1178, 441455), (1330, 391003), (2170, 239647), (2945, 176582), (4123, 126130), (5890, 88291), (8246, 63065), (12613, 41230), (20615, 25226)]