3918014720

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{28607}}^1$

素因数の和:28735

約数の個数: 72

約数和(自身を含む): 9472909824

約数和(自身を除く): 5554895104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 535, 640, 856, 1070, 1280, 1712, 2140, 3424, 4280, 6848, 8560, 13696, 17120, 27392, 28607, 34240, 57214, 68480, 114428, 136960, 143035, 228856, 286070, 457712, 572140, 915424, 1144280, 1830848, 2288560, 3060949, 3661696, 4577120, 6121898, 7323392, 9154240, 12243796, 15304745, 18308480, 24487592, 30609490, 36616960, 48975184, 61218980, 97950368, 122437960, 195900736, 244875920, 391801472, 489751840, 783602944, 979503680, 1959007360, 3918014720]

約数ペア:

[(1, 3918014720), (2, 1959007360), (4, 979503680), (5, 783602944), (8, 489751840), (10, 391801472), (16, 244875920), (20, 195900736), (32, 122437960), (40, 97950368), (64, 61218980), (80, 48975184), (107, 36616960), (128, 30609490), (160, 24487592), (214, 18308480), (256, 15304745), (320, 12243796), (428, 9154240), (535, 7323392), (640, 6121898), (856, 4577120), (1070, 3661696), (1280, 3060949), (1712, 2288560), (2140, 1830848), (3424, 1144280), (4280, 915424), (6848, 572140), (8560, 457712), (13696, 286070), (17120, 228856), (27392, 143035), (28607, 136960), (34240, 114428), (57214, 68480)]