30320860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 67876704

約数和(自身を除く): 37555844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 347, 514, 694, 1028, 1285, 1388, 1735, 2570, 3470, 4369, 5140, 5899, 6940, 8738, 11798, 17476, 21845, 23596, 29495, 43690, 58990, 87380, 89179, 117980, 178358, 356716, 445895, 891790, 1516043, 1783580, 3032086, 6064172, 7580215, 15160430, 30320860]

約数ペア:

[(1, 30320860), (2, 15160430), (4, 7580215), (5, 6064172), (10, 3032086), (17, 1783580), (20, 1516043), (34, 891790), (68, 445895), (85, 356716), (170, 178358), (257, 117980), (340, 89179), (347, 87380), (514, 58990), (694, 43690), (1028, 29495), (1285, 23596), (1388, 21845), (1735, 17476), (2570, 11798), (3470, 8738), (4369, 6940), (5140, 5899)]