409663940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{457}}^1$

素因数の和:829

約数の個数: 96

約数和(自身を含む): 1040282880

約数和(自身を除く): 630618940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 337, 380, 457, 532, 665, 674, 914, 1330, 1348, 1685, 1828, 2285, 2359, 2660, 3199, 3370, 4570, 4718, 6398, 6403, 6740, 8683, 9140, 9436, 11795, 12796, 12806, 15995, 17366, 23590, 25612, 31990, 32015, 34732, 43415, 44821, 47180, 60781, 63980, 64030, 86830, 89642, 121562, 128060, 154009, 173660, 179284, 224105, 243124, 303905, 308018, 448210, 607810, 616036, 770045, 896420, 1078063, 1215620, 1540090, 2156126, 2926171, 3080180, 4312252, 5390315, 5852342, 10780630, 11704684, 14630855, 20483197, 21561260, 29261710, 40966394, 58523420, 81932788, 102415985, 204831970, 409663940]

約数ペア:

[(1, 409663940), (2, 204831970), (4, 102415985), (5, 81932788), (7, 58523420), (10, 40966394), (14, 29261710), (19, 21561260), (20, 20483197), (28, 14630855), (35, 11704684), (38, 10780630), (70, 5852342), (76, 5390315), (95, 4312252), (133, 3080180), (140, 2926171), (190, 2156126), (266, 1540090), (337, 1215620), (380, 1078063), (457, 896420), (532, 770045), (665, 616036), (674, 607810), (914, 448210), (1330, 308018), (1348, 303905), (1685, 243124), (1828, 224105), (2285, 179284), (2359, 173660), (2660, 154009), (3199, 128060), (3370, 121562), (4570, 89642), (4718, 86830), (6398, 64030), (6403, 63980), (6740, 60781), (8683, 47180), (9140, 44821), (9436, 43415), (11795, 34732), (12796, 32015), (12806, 31990), (15995, 25612), (17366, 23590)]