2012340460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{16091}}^1$

素因数の和:16163

約数の個数: 72

約数和(自身を含む): 4699958256

約数和(自身を除く): 2687617796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 676, 740, 845, 962, 1690, 1924, 2405, 3380, 4810, 6253, 9620, 12506, 16091, 25012, 31265, 32182, 62530, 64364, 80455, 125060, 160910, 209183, 321820, 418366, 595367, 836732, 1045915, 1190734, 2091830, 2381468, 2719379, 2976835, 4183660, 5438758, 5953670, 7739771, 10877516, 11907340, 13596895, 15479542, 27193790, 30959084, 38698855, 54387580, 77397710, 100617023, 154795420, 201234046, 402468092, 503085115, 1006170230, 2012340460]

約数ペア:

[(1, 2012340460), (2, 1006170230), (4, 503085115), (5, 402468092), (10, 201234046), (13, 154795420), (20, 100617023), (26, 77397710), (37, 54387580), (52, 38698855), (65, 30959084), (74, 27193790), (130, 15479542), (148, 13596895), (169, 11907340), (185, 10877516), (260, 7739771), (338, 5953670), (370, 5438758), (481, 4183660), (676, 2976835), (740, 2719379), (845, 2381468), (962, 2091830), (1690, 1190734), (1924, 1045915), (2405, 836732), (3380, 595367), (4810, 418366), (6253, 321820), (9620, 209183), (12506, 160910), (16091, 125060), (25012, 80455), (31265, 64364), (32182, 62530)]