2152020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 6773760

約数和(自身を除く): 4621740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 89, 93, 124, 130, 155, 156, 178, 186, 195, 260, 267, 310, 356, 372, 390, 403, 445, 465, 534, 620, 780, 806, 890, 930, 1068, 1157, 1209, 1335, 1612, 1780, 1860, 2015, 2314, 2418, 2670, 2759, 3471, 4030, 4628, 4836, 5340, 5518, 5785, 6045, 6942, 8060, 8277, 11036, 11570, 12090, 13795, 13884, 16554, 17355, 23140, 24180, 27590, 33108, 34710, 35867, 41385, 55180, 69420, 71734, 82770, 107601, 143468, 165540, 179335, 215202, 358670, 430404, 538005, 717340, 1076010, 2152020]

約数ペア:

[(1, 2152020), (2, 1076010), (3, 717340), (4, 538005), (5, 430404), (6, 358670), (10, 215202), (12, 179335), (13, 165540), (15, 143468), (20, 107601), (26, 82770), (30, 71734), (31, 69420), (39, 55180), (52, 41385), (60, 35867), (62, 34710), (65, 33108), (78, 27590), (89, 24180), (93, 23140), (124, 17355), (130, 16554), (155, 13884), (156, 13795), (178, 12090), (186, 11570), (195, 11036), (260, 8277), (267, 8060), (310, 6942), (356, 6045), (372, 5785), (390, 5518), (403, 5340), (445, 4836), (465, 4628), (534, 4030), (620, 3471), (780, 2759), (806, 2670), (890, 2418), (930, 2314), (1068, 2015), (1157, 1860), (1209, 1780), (1335, 1612)]