401375940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{955657}}^1$

素因数の和:955676

約数の個数: 48

約数和(自身を含む): 1284404352

約数和(自身を除く): 883028412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 955657, 1911314, 2866971, 3822628, 4778285, 5733942, 6689599, 9556570, 11467884, 13379198, 14334855, 19113140, 20068797, 26758396, 28669710, 33447995, 40137594, 57339420, 66895990, 80275188, 100343985, 133791980, 200687970, 401375940]

約数ペア:

[(1, 401375940), (2, 200687970), (3, 133791980), (4, 100343985), (5, 80275188), (6, 66895990), (7, 57339420), (10, 40137594), (12, 33447995), (14, 28669710), (15, 26758396), (20, 20068797), (21, 19113140), (28, 14334855), (30, 13379198), (35, 11467884), (42, 9556570), (60, 6689599), (70, 5733942), (84, 4778285), (105, 3822628), (140, 2866971), (210, 1911314), (420, 955657)]