2813330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 3355630

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 67, 85, 95, 130, 134, 170, 190, 221, 247, 323, 335, 442, 494, 646, 670, 871, 1105, 1139, 1235, 1273, 1615, 1742, 2210, 2278, 2470, 2546, 3230, 4199, 4355, 5695, 6365, 8398, 8710, 11390, 12730, 14807, 16549, 20995, 21641, 29614, 33098, 41990, 43282, 74035, 82745, 108205, 148070, 165490, 216410, 281333, 562666, 1406665, 2813330]

約数ペア:

[(1, 2813330), (2, 1406665), (5, 562666), (10, 281333), (13, 216410), (17, 165490), (19, 148070), (26, 108205), (34, 82745), (38, 74035), (65, 43282), (67, 41990), (85, 33098), (95, 29614), (130, 21641), (134, 20995), (170, 16549), (190, 14807), (221, 12730), (247, 11390), (323, 8710), (335, 8398), (442, 6365), (494, 5695), (646, 4355), (670, 4199), (871, 3230), (1105, 2546), (1139, 2470), (1235, 2278), (1273, 2210), (1615, 1742)]