39005440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 96542208

約数和(自身を除く): 57536768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 983, 992, 1240, 1280, 1966, 1984, 2480, 3932, 3968, 4915, 4960, 7864, 7936, 9830, 9920, 15728, 19660, 19840, 30473, 31456, 39320, 39680, 60946, 62912, 78640, 121892, 125824, 152365, 157280, 243784, 251648, 304730, 314560, 487568, 609460, 629120, 975136, 1218920, 1258240, 1950272, 2437840, 3900544, 4875680, 7801088, 9751360, 19502720, 39005440]

約数ペア:

[(1, 39005440), (2, 19502720), (4, 9751360), (5, 7801088), (8, 4875680), (10, 3900544), (16, 2437840), (20, 1950272), (31, 1258240), (32, 1218920), (40, 975136), (62, 629120), (64, 609460), (80, 487568), (124, 314560), (128, 304730), (155, 251648), (160, 243784), (248, 157280), (256, 152365), (310, 125824), (320, 121892), (496, 78640), (620, 62912), (640, 60946), (983, 39680), (992, 39320), (1240, 31456), (1280, 30473), (1966, 19840), (1984, 19660), (2480, 15728), (3932, 9920), (3968, 9830), (4915, 7936), (4960, 7864)]