4919120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3617}}^1$

素因数の和:3647

約数の個数: 40

約数和(自身を含む): 12113064

約数和(自身を除く): 7193944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3617, 7234, 14468, 18085, 28936, 36170, 57872, 61489, 72340, 122978, 144680, 245956, 289360, 307445, 491912, 614890, 983824, 1229780, 2459560, 4919120]

約数ペア:

[(1, 4919120), (2, 2459560), (4, 1229780), (5, 983824), (8, 614890), (10, 491912), (16, 307445), (17, 289360), (20, 245956), (34, 144680), (40, 122978), (68, 72340), (80, 61489), (85, 57872), (136, 36170), (170, 28936), (272, 18085), (340, 14468), (680, 7234), (1360, 3617)]