20319360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:598

約数の個数: 128

約数和(自身を含む): 68299200

約数和(自身を除く): 47979840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 557, 570, 608, 640, 760, 912, 960, 1114, 1140, 1216, 1520, 1671, 1824, 1920, 2228, 2280, 2432, 2785, 3040, 3342, 3648, 4456, 4560, 5570, 6080, 6684, 7296, 8355, 8912, 9120, 10583, 11140, 12160, 13368, 16710, 17824, 18240, 21166, 22280, 26736, 31749, 33420, 35648, 36480, 42332, 44560, 52915, 53472, 63498, 66840, 71296, 84664, 89120, 105830, 106944, 126996, 133680, 158745, 169328, 178240, 211660, 213888, 253992, 267360, 317490, 338656, 356480, 423320, 507984, 534720, 634980, 677312, 846640, 1015968, 1069440, 1269960, 1354624, 1693280, 2031936, 2539920, 3386560, 4063872, 5079840, 6773120, 10159680, 20319360]

約数ペア:

[(1, 20319360), (2, 10159680), (3, 6773120), (4, 5079840), (5, 4063872), (6, 3386560), (8, 2539920), (10, 2031936), (12, 1693280), (15, 1354624), (16, 1269960), (19, 1069440), (20, 1015968), (24, 846640), (30, 677312), (32, 634980), (38, 534720), (40, 507984), (48, 423320), (57, 356480), (60, 338656), (64, 317490), (76, 267360), (80, 253992), (95, 213888), (96, 211660), (114, 178240), (120, 169328), (128, 158745), (152, 133680), (160, 126996), (190, 106944), (192, 105830), (228, 89120), (240, 84664), (285, 71296), (304, 66840), (320, 63498), (380, 53472), (384, 52915), (456, 44560), (480, 42332), (557, 36480), (570, 35648), (608, 33420), (640, 31749), (760, 26736), (912, 22280), (960, 21166), (1114, 18240), (1140, 17824), (1216, 16710), (1520, 13368), (1671, 12160), (1824, 11140), (1920, 10583), (2228, 9120), (2280, 8912), (2432, 8355), (2785, 7296), (3040, 6684), (3342, 6080), (3648, 5570), (4456, 4560)]