20136489460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1\times {\mathrm{1543}}^1$

素因数の和:1993

約数の個数: 96

約数和(自身を含む): 45299181312

約数和(自身を除く): 25162691852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 293, 340, 524, 586, 655, 1172, 1310, 1465, 1543, 2227, 2620, 2930, 3086, 4454, 4981, 5860, 6172, 7715, 8908, 9962, 11135, 15430, 19924, 22270, 24905, 26231, 30860, 38383, 44540, 49810, 52462, 76766, 99620, 104924, 131155, 153532, 191915, 202133, 262310, 383830, 404266, 452099, 524620, 652511, 767660, 808532, 904198, 1010665, 1305022, 1808396, 2021330, 2260495, 2610044, 3262555, 3436261, 4042660, 4520990, 6525110, 6872522, 7685683, 9041980, 13050220, 13745044, 15371366, 17181305, 30742732, 34362610, 38428415, 59224969, 68725220, 76856830, 118449938, 153713660, 236899876, 296124845, 592249690, 1006824473, 1184499380, 2013648946, 4027297892, 5034122365, 10068244730, 20136489460]

約数ペア:

[(1, 20136489460), (2, 10068244730), (4, 5034122365), (5, 4027297892), (10, 2013648946), (17, 1184499380), (20, 1006824473), (34, 592249690), (68, 296124845), (85, 236899876), (131, 153713660), (170, 118449938), (262, 76856830), (293, 68725220), (340, 59224969), (524, 38428415), (586, 34362610), (655, 30742732), (1172, 17181305), (1310, 15371366), (1465, 13745044), (1543, 13050220), (2227, 9041980), (2620, 7685683), (2930, 6872522), (3086, 6525110), (4454, 4520990), (4981, 4042660), (5860, 3436261), (6172, 3262555), (7715, 2610044), (8908, 2260495), (9962, 2021330), (11135, 1808396), (15430, 1305022), (19924, 1010665), (22270, 904198), (24905, 808532), (26231, 767660), (30860, 652511), (38383, 524620), (44540, 452099), (49810, 404266), (52462, 383830), (76766, 262310), (99620, 202133), (104924, 191915), (131155, 153532)]