193115620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{821}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 428097600

約数和(自身を除く): 234981980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 619, 821, 1238, 1642, 2476, 3095, 3284, 4105, 6190, 8210, 11761, 12380, 15599, 16420, 23522, 31198, 47044, 58805, 62396, 77995, 117610, 155990, 235220, 311980, 508199, 1016398, 2032796, 2540995, 5081990, 9655781, 10163980, 19311562, 38623124, 48278905, 96557810, 193115620]

約数ペア:

[(1, 193115620), (2, 96557810), (4, 48278905), (5, 38623124), (10, 19311562), (19, 10163980), (20, 9655781), (38, 5081990), (76, 2540995), (95, 2032796), (190, 1016398), (380, 508199), (619, 311980), (821, 235220), (1238, 155990), (1642, 117610), (2476, 77995), (3095, 62396), (3284, 58805), (4105, 47044), (6190, 31198), (8210, 23522), (11761, 16420), (12380, 15599)]