7623460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 17463600

約数和(自身を除く): 9840140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 269, 436, 538, 545, 1076, 1090, 1345, 1417, 2180, 2690, 2834, 3497, 5380, 5668, 6994, 7085, 13988, 14170, 17485, 28340, 29321, 34970, 58642, 69940, 117284, 146605, 293210, 381173, 586420, 762346, 1524692, 1905865, 3811730, 7623460]

約数ペア:

[(1, 7623460), (2, 3811730), (4, 1905865), (5, 1524692), (10, 762346), (13, 586420), (20, 381173), (26, 293210), (52, 146605), (65, 117284), (109, 69940), (130, 58642), (218, 34970), (260, 29321), (269, 28340), (436, 17485), (538, 14170), (545, 13988), (1076, 7085), (1090, 6994), (1345, 5668), (1417, 5380), (2180, 3497), (2690, 2834)]