2021203080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431881}}^1$

素因数の和:431911

約数の個数: 96

約数和(自身を含む): 7074227160

約数和(自身を除く): 5053024080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 431881, 863762, 1295643, 1727524, 2159405, 2591286, 3455048, 3886929, 4318810, 5182572, 5614453, 6478215, 7773858, 8637620, 10365144, 11228906, 12956430, 15547716, 16843359, 17275240, 19434645, 22457812, 25912860, 28072265, 31095432, 33686718, 38869290, 44915624, 50530077, 51825720, 56144530, 67373436, 77738580, 84216795, 101060154, 112289060, 134746872, 155477160, 168433590, 202120308, 224578120, 252650385, 336867180, 404240616, 505300770, 673734360, 1010601540, 2021203080]

約数ペア:

[(1, 2021203080), (2, 1010601540), (3, 673734360), (4, 505300770), (5, 404240616), (6, 336867180), (8, 252650385), (9, 224578120), (10, 202120308), (12, 168433590), (13, 155477160), (15, 134746872), (18, 112289060), (20, 101060154), (24, 84216795), (26, 77738580), (30, 67373436), (36, 56144530), (39, 51825720), (40, 50530077), (45, 44915624), (52, 38869290), (60, 33686718), (65, 31095432), (72, 28072265), (78, 25912860), (90, 22457812), (104, 19434645), (117, 17275240), (120, 16843359), (130, 15547716), (156, 12956430), (180, 11228906), (195, 10365144), (234, 8637620), (260, 7773858), (312, 6478215), (360, 5614453), (390, 5182572), (468, 4318810), (520, 3886929), (585, 3455048), (780, 2591286), (936, 2159405), (1170, 1727524), (1560, 1295643), (2340, 863762), (4680, 431881)]