1887515140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2309}}^1\times {\mathrm{5839}}^1$

素因数の和:8164

約数の個数: 48

約数和(自身を含む): 4532774400

約数和(自身を除く): 2645259260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2309, 4618, 5839, 9236, 11545, 11678, 16163, 23090, 23356, 29195, 32326, 40873, 46180, 58390, 64652, 80815, 81746, 116780, 161630, 163492, 204365, 323260, 408730, 817460, 13482251, 26964502, 53929004, 67411255, 94375757, 134822510, 188751514, 269645020, 377503028, 471878785, 943757570, 1887515140]

約数ペア:

[(1, 1887515140), (2, 943757570), (4, 471878785), (5, 377503028), (7, 269645020), (10, 188751514), (14, 134822510), (20, 94375757), (28, 67411255), (35, 53929004), (70, 26964502), (140, 13482251), (2309, 817460), (4618, 408730), (5839, 323260), (9236, 204365), (11545, 163492), (11678, 161630), (16163, 116780), (23090, 81746), (23356, 80815), (29195, 64652), (32326, 58390), (40873, 46180)]