2019415980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{551753}}^1$

素因数の和:551826

約数の個数: 48

約数和(自身を含む): 5747069664

約数和(自身を除く): 3727653684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 551753, 1103506, 1655259, 2207012, 2758765, 3310518, 5517530, 6621036, 8276295, 11035060, 16552590, 33105180, 33656933, 67313866, 100970799, 134627732, 168284665, 201941598, 336569330, 403883196, 504853995, 673138660, 1009707990, 2019415980]

約数ペア:

[(1, 2019415980), (2, 1009707990), (3, 673138660), (4, 504853995), (5, 403883196), (6, 336569330), (10, 201941598), (12, 168284665), (15, 134627732), (20, 100970799), (30, 67313866), (60, 33656933), (61, 33105180), (122, 16552590), (183, 11035060), (244, 8276295), (305, 6621036), (366, 5517530), (610, 3310518), (732, 2758765), (915, 2207012), (1220, 1655259), (1830, 1103506), (3660, 551753)]