4503980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 10795680

約数和(自身を除く): 6291700

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1019, 1105, 2038, 2210, 4076, 4420, 5095, 10190, 13247, 17323, 20380, 26494, 34646, 52988, 66235, 69292, 86615, 132470, 173230, 225199, 264940, 346460, 450398, 900796, 1125995, 2251990, 4503980]

約数ペア:

[(1, 4503980), (2, 2251990), (4, 1125995), (5, 900796), (10, 450398), (13, 346460), (17, 264940), (20, 225199), (26, 173230), (34, 132470), (52, 86615), (65, 69292), (68, 66235), (85, 52988), (130, 34646), (170, 26494), (221, 20380), (260, 17323), (340, 13247), (442, 10190), (884, 5095), (1019, 4420), (1105, 4076), (2038, 2210)]