552138340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{18793}}^1$

素因数の和:18928

約数の個数: 48

約数和(自身を含む): 1259799408

約数和(自身を除く): 707661068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 5876, 7345, 14690, 18793, 29380, 37586, 75172, 93965, 187930, 244309, 375860, 488618, 977236, 1221545, 2123609, 2443090, 4247218, 4886180, 8494436, 10618045, 21236090, 27606917, 42472180, 55213834, 110427668, 138034585, 276069170, 552138340]

約数ペア:

[(1, 552138340), (2, 276069170), (4, 138034585), (5, 110427668), (10, 55213834), (13, 42472180), (20, 27606917), (26, 21236090), (52, 10618045), (65, 8494436), (113, 4886180), (130, 4247218), (226, 2443090), (260, 2123609), (452, 1221545), (565, 977236), (1130, 488618), (1469, 375860), (2260, 244309), (2938, 187930), (5876, 93965), (7345, 75172), (14690, 37586), (18793, 29380)]