2489040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{3457}}^1$

素因数の和:3476

約数の個数: 60

約数和(自身を含む): 8361444

約数和(自身を除く): 5872404

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 3457, 6914, 10371, 13828, 17285, 20742, 27656, 31113, 34570, 41484, 51855, 55312, 62226, 69140, 82968, 103710, 124452, 138280, 155565, 165936, 207420, 248904, 276560, 311130, 414840, 497808, 622260, 829680, 1244520, 2489040]

約数ペア:

[(1, 2489040), (2, 1244520), (3, 829680), (4, 622260), (5, 497808), (6, 414840), (8, 311130), (9, 276560), (10, 248904), (12, 207420), (15, 165936), (16, 155565), (18, 138280), (20, 124452), (24, 103710), (30, 82968), (36, 69140), (40, 62226), (45, 55312), (48, 51855), (60, 41484), (72, 34570), (80, 31113), (90, 27656), (120, 20742), (144, 17285), (180, 13828), (240, 10371), (360, 6914), (720, 3457)]