8381940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2851}}^1$

素因数の和:2877

約数の個数: 72

約数和(自身を含む): 27310752

約数和(自身を除く): 18928812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2851, 2940, 5702, 8553, 11404, 14255, 17106, 19957, 28510, 34212, 39914, 42765, 57020, 59871, 79828, 85530, 99785, 119742, 139699, 171060, 199570, 239484, 279398, 299355, 399140, 419097, 558796, 598710, 698495, 838194, 1197420, 1396990, 1676388, 2095485, 2793980, 4190970, 8381940]

約数ペア:

[(1, 8381940), (2, 4190970), (3, 2793980), (4, 2095485), (5, 1676388), (6, 1396990), (7, 1197420), (10, 838194), (12, 698495), (14, 598710), (15, 558796), (20, 419097), (21, 399140), (28, 299355), (30, 279398), (35, 239484), (42, 199570), (49, 171060), (60, 139699), (70, 119742), (84, 99785), (98, 85530), (105, 79828), (140, 59871), (147, 57020), (196, 42765), (210, 39914), (245, 34212), (294, 28510), (420, 19957), (490, 17106), (588, 14255), (735, 11404), (980, 8553), (1470, 5702), (2851, 2940)]