28972140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7207}}^1$

素因数の和:7286

約数の個数: 48

約数和(自身を含む): 82344192

約数和(自身を除く): 53372052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 7207, 14414, 21621, 28828, 36035, 43242, 72070, 86484, 108105, 144140, 216210, 432420, 482869, 965738, 1448607, 1931476, 2414345, 2897214, 4828690, 5794428, 7243035, 9657380, 14486070, 28972140]

約数ペア:

[(1, 28972140), (2, 14486070), (3, 9657380), (4, 7243035), (5, 5794428), (6, 4828690), (10, 2897214), (12, 2414345), (15, 1931476), (20, 1448607), (30, 965738), (60, 482869), (67, 432420), (134, 216210), (201, 144140), (268, 108105), (335, 86484), (402, 72070), (670, 43242), (804, 36035), (1005, 28828), (1340, 21621), (2010, 14414), (4020, 7207)]