2015193880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{9739}}^1$

素因数の和:10496

約数の個数: 64

約数和(自身を含む): 5189472000

約数和(自身を除く): 3174278120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 739, 1478, 2956, 3695, 5173, 5912, 7390, 9739, 10346, 14780, 19478, 20692, 25865, 29560, 38956, 41384, 48695, 51730, 68173, 77912, 97390, 103460, 136346, 194780, 206920, 272692, 340865, 389560, 545384, 681730, 1363460, 2726920, 7197121, 14394242, 28788484, 35985605, 50379847, 57576968, 71971210, 100759694, 143942420, 201519388, 251899235, 287884840, 403038776, 503798470, 1007596940, 2015193880]

約数ペア:

[(1, 2015193880), (2, 1007596940), (4, 503798470), (5, 403038776), (7, 287884840), (8, 251899235), (10, 201519388), (14, 143942420), (20, 100759694), (28, 71971210), (35, 57576968), (40, 50379847), (56, 35985605), (70, 28788484), (140, 14394242), (280, 7197121), (739, 2726920), (1478, 1363460), (2956, 681730), (3695, 545384), (5173, 389560), (5912, 340865), (7390, 272692), (9739, 206920), (10346, 194780), (14780, 136346), (19478, 103460), (20692, 97390), (25865, 77912), (29560, 68173), (38956, 51730), (41384, 48695)]