17203420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 39287808

約数和(自身を除く): 22084388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 521, 635, 1042, 1270, 1651, 2084, 2540, 2605, 3302, 5210, 6604, 6773, 8255, 10420, 13546, 16510, 27092, 33020, 33865, 66167, 67730, 132334, 135460, 264668, 330835, 661670, 860171, 1323340, 1720342, 3440684, 4300855, 8601710, 17203420]

約数ペア:

[(1, 17203420), (2, 8601710), (4, 4300855), (5, 3440684), (10, 1720342), (13, 1323340), (20, 860171), (26, 661670), (52, 330835), (65, 264668), (127, 135460), (130, 132334), (254, 67730), (260, 66167), (508, 33865), (521, 33020), (635, 27092), (1042, 16510), (1270, 13546), (1651, 10420), (2084, 8255), (2540, 6773), (2605, 6604), (3302, 5210)]