28002260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9791}}^1$

素因数の和:9824

約数の個数: 48

約数和(自身を含む): 69092352

約数和(自身を除く): 41090092

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 9791, 19582, 39164, 48955, 97910, 107701, 127283, 195820, 215402, 254566, 430804, 509132, 538505, 636415, 1077010, 1272830, 1400113, 2154020, 2545660, 2800226, 5600452, 7000565, 14001130, 28002260]

約数ペア:

[(1, 28002260), (2, 14001130), (4, 7000565), (5, 5600452), (10, 2800226), (11, 2545660), (13, 2154020), (20, 1400113), (22, 1272830), (26, 1077010), (44, 636415), (52, 538505), (55, 509132), (65, 430804), (110, 254566), (130, 215402), (143, 195820), (220, 127283), (260, 107701), (286, 97910), (572, 48955), (715, 39164), (1430, 19582), (2860, 9791)]