4685980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 10795680

約数和(自身を除く): 6109700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 269, 335, 538, 670, 871, 1076, 1340, 1345, 1742, 2690, 3484, 3497, 4355, 5380, 6994, 8710, 13988, 17420, 17485, 18023, 34970, 36046, 69940, 72092, 90115, 180230, 234299, 360460, 468598, 937196, 1171495, 2342990, 4685980]

約数ペア:

[(1, 4685980), (2, 2342990), (4, 1171495), (5, 937196), (10, 468598), (13, 360460), (20, 234299), (26, 180230), (52, 90115), (65, 72092), (67, 69940), (130, 36046), (134, 34970), (260, 18023), (268, 17485), (269, 17420), (335, 13988), (538, 8710), (670, 6994), (871, 5380), (1076, 4355), (1340, 3497), (1345, 3484), (1742, 2690)]