551752240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{530531}}^1$

素因数の和:530557

約数の個数: 40

約数和(自身を含む): 1381505328

約数和(自身を除く): 829753088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 530531, 1061062, 2122124, 2652655, 4244248, 5305310, 6896903, 8488496, 10610620, 13793806, 21221240, 27587612, 34484515, 42442480, 55175224, 68969030, 110350448, 137938060, 275876120, 551752240]

約数ペア:

[(1, 551752240), (2, 275876120), (4, 137938060), (5, 110350448), (8, 68969030), (10, 55175224), (13, 42442480), (16, 34484515), (20, 27587612), (26, 21221240), (40, 13793806), (52, 10610620), (65, 8488496), (80, 6896903), (104, 5305310), (130, 4244248), (208, 2652655), (260, 2122124), (520, 1061062), (1040, 530531)]