1590778880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3491}}^1$

素因数の和:3605

約数の個数: 88

約数和(自身を含む): 3859986960

約数和(自身を除く): 2269208080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 512, 640, 712, 890, 1024, 1280, 1424, 1780, 2560, 2848, 3491, 3560, 5120, 5696, 6982, 7120, 11392, 13964, 14240, 17455, 22784, 27928, 28480, 34910, 45568, 55856, 56960, 69820, 91136, 111712, 113920, 139640, 223424, 227840, 279280, 310699, 446848, 455680, 558560, 621398, 893696, 1117120, 1242796, 1553495, 1787392, 2234240, 2485592, 3106990, 3574784, 4468480, 4971184, 6213980, 8936960, 9942368, 12427960, 17873920, 19884736, 24855920, 39769472, 49711840, 79538944, 99423680, 159077888, 198847360, 318155776, 397694720, 795389440, 1590778880]

約数ペア:

[(1, 1590778880), (2, 795389440), (4, 397694720), (5, 318155776), (8, 198847360), (10, 159077888), (16, 99423680), (20, 79538944), (32, 49711840), (40, 39769472), (64, 24855920), (80, 19884736), (89, 17873920), (128, 12427960), (160, 9942368), (178, 8936960), (256, 6213980), (320, 4971184), (356, 4468480), (445, 3574784), (512, 3106990), (640, 2485592), (712, 2234240), (890, 1787392), (1024, 1553495), (1280, 1242796), (1424, 1117120), (1780, 893696), (2560, 621398), (2848, 558560), (3491, 455680), (3560, 446848), (5120, 310699), (5696, 279280), (6982, 227840), (7120, 223424), (11392, 139640), (13964, 113920), (14240, 111712), (17455, 91136), (22784, 69820), (27928, 56960), (28480, 55856), (34910, 45568)]