30151940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16567}}^1$

素因数の和:16596

約数の個数: 48

約数和(自身を含む): 77935872

約数和(自身を除く): 47783932

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16567, 33134, 66268, 82835, 115969, 165670, 215371, 231938, 331340, 430742, 463876, 579845, 861484, 1076855, 1159690, 1507597, 2153710, 2319380, 3015194, 4307420, 6030388, 7537985, 15075970, 30151940]

約数ペア:

[(1, 30151940), (2, 15075970), (4, 7537985), (5, 6030388), (7, 4307420), (10, 3015194), (13, 2319380), (14, 2153710), (20, 1507597), (26, 1159690), (28, 1076855), (35, 861484), (52, 579845), (65, 463876), (70, 430742), (91, 331340), (130, 231938), (140, 215371), (182, 165670), (260, 115969), (364, 82835), (455, 66268), (910, 33134), (1820, 16567)]