15403742980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{53623}}^1$

素因数の和:53956

約数の個数: 48

約数和(自身を含む): 33080431104

約数和(自身を除く): 17676688124

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 271, 530, 542, 1060, 1084, 1355, 2710, 5420, 14363, 28726, 53623, 57452, 71815, 107246, 143630, 214492, 268115, 287260, 536230, 1072460, 2842019, 5684038, 11368076, 14210095, 14531833, 28420190, 29063666, 56840380, 58127332, 72659165, 145318330, 290636660, 770187149, 1540374298, 3080748596, 3850935745, 7701871490, 15403742980]

約数ペア:

[(1, 15403742980), (2, 7701871490), (4, 3850935745), (5, 3080748596), (10, 1540374298), (20, 770187149), (53, 290636660), (106, 145318330), (212, 72659165), (265, 58127332), (271, 56840380), (530, 29063666), (542, 28420190), (1060, 14531833), (1084, 14210095), (1355, 11368076), (2710, 5684038), (5420, 2842019), (14363, 1072460), (28726, 536230), (53623, 287260), (57452, 268115), (71815, 214492), (107246, 143630)]