450898480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331543}}^1$

素因数の和:331573

約数の個数: 40

約数和(自身を含む): 1110009312

約数和(自身を除く): 659110832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 331543, 663086, 1326172, 1657715, 2652344, 3315430, 5304688, 5636231, 6630860, 11272462, 13261720, 22544924, 26523440, 28181155, 45089848, 56362310, 90179696, 112724620, 225449240, 450898480]

約数ペア:

[(1, 450898480), (2, 225449240), (4, 112724620), (5, 90179696), (8, 56362310), (10, 45089848), (16, 28181155), (17, 26523440), (20, 22544924), (34, 13261720), (40, 11272462), (68, 6630860), (80, 5636231), (85, 5304688), (136, 3315430), (170, 2652344), (272, 1657715), (340, 1326172), (680, 663086), (1360, 331543)]