1999099620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1586587}}^1$

素因数の和:1586609

約数の個数: 72

約数和(自身を含む): 6930216384

約数和(自身を除く): 4931116764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1586587, 3173174, 4759761, 6346348, 7932935, 9519522, 11106109, 14279283, 15865870, 19039044, 22212218, 23798805, 28558566, 31731740, 33318327, 44424436, 47597610, 55530545, 57117132, 66636654, 71396415, 95195220, 99954981, 111061090, 133273308, 142792830, 166591635, 199909962, 222122180, 285585660, 333183270, 399819924, 499774905, 666366540, 999549810, 1999099620]

約数ペア:

[(1, 1999099620), (2, 999549810), (3, 666366540), (4, 499774905), (5, 399819924), (6, 333183270), (7, 285585660), (9, 222122180), (10, 199909962), (12, 166591635), (14, 142792830), (15, 133273308), (18, 111061090), (20, 99954981), (21, 95195220), (28, 71396415), (30, 66636654), (35, 57117132), (36, 55530545), (42, 47597610), (45, 44424436), (60, 33318327), (63, 31731740), (70, 28558566), (84, 23798805), (90, 22212218), (105, 19039044), (126, 15865870), (140, 14279283), (180, 11106109), (210, 9519522), (252, 7932935), (315, 6346348), (420, 4759761), (630, 3173174), (1260, 1586587)]