3078920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 7741440

約数和(自身を除く): 4662520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 191, 248, 260, 310, 382, 403, 520, 620, 764, 806, 955, 1240, 1528, 1612, 1910, 2015, 2483, 3224, 3820, 4030, 4966, 5921, 7640, 8060, 9932, 11842, 12415, 16120, 19864, 23684, 24830, 29605, 47368, 49660, 59210, 76973, 99320, 118420, 153946, 236840, 307892, 384865, 615784, 769730, 1539460, 3078920]

約数ペア:

[(1, 3078920), (2, 1539460), (4, 769730), (5, 615784), (8, 384865), (10, 307892), (13, 236840), (20, 153946), (26, 118420), (31, 99320), (40, 76973), (52, 59210), (62, 49660), (65, 47368), (104, 29605), (124, 24830), (130, 23684), (155, 19864), (191, 16120), (248, 12415), (260, 11842), (310, 9932), (382, 8060), (403, 7640), (520, 5921), (620, 4966), (764, 4030), (806, 3820), (955, 3224), (1240, 2483), (1528, 2015), (1612, 1910)]