20359080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2693}}^1$

素因数の和:2720

約数の個数: 128

約数和(自身を含む): 77587200

約数和(自身を除く): 57228120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 2693, 3780, 5386, 7560, 8079, 10772, 13465, 16158, 18851, 21544, 24237, 26930, 32316, 37702, 40395, 48474, 53860, 56553, 64632, 72711, 75404, 80790, 94255, 96948, 107720, 113106, 121185, 145422, 150808, 161580, 169659, 188510, 193896, 226212, 242370, 282765, 290844, 323160, 339318, 363555, 377020, 452424, 484740, 508977, 565530, 581688, 678636, 727110, 754040, 848295, 969480, 1017954, 1131060, 1357272, 1454220, 1696590, 2035908, 2262120, 2544885, 2908440, 3393180, 4071816, 5089770, 6786360, 10179540, 20359080]

約数ペア:

[(1, 20359080), (2, 10179540), (3, 6786360), (4, 5089770), (5, 4071816), (6, 3393180), (7, 2908440), (8, 2544885), (9, 2262120), (10, 2035908), (12, 1696590), (14, 1454220), (15, 1357272), (18, 1131060), (20, 1017954), (21, 969480), (24, 848295), (27, 754040), (28, 727110), (30, 678636), (35, 581688), (36, 565530), (40, 508977), (42, 484740), (45, 452424), (54, 377020), (56, 363555), (60, 339318), (63, 323160), (70, 290844), (72, 282765), (84, 242370), (90, 226212), (105, 193896), (108, 188510), (120, 169659), (126, 161580), (135, 150808), (140, 145422), (168, 121185), (180, 113106), (189, 107720), (210, 96948), (216, 94255), (252, 80790), (270, 75404), (280, 72711), (315, 64632), (360, 56553), (378, 53860), (420, 48474), (504, 40395), (540, 37702), (630, 32316), (756, 26930), (840, 24237), (945, 21544), (1080, 18851), (1260, 16158), (1512, 13465), (1890, 10772), (2520, 8079), (2693, 7560), (3780, 5386)]