About the Number

980490

980489 ← → 980491

2進数表記:11101111011000001010

漢数字表記:九十八万四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 2 × 23 1 × 29 1

素因数の和:76
約数の個数: 96
約数和(自身を含む): 2954880
約数和(自身を除く): 1974390

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 29, 30, 35, 42, 46, 49, 58, 69, 70, 87, 98, 105, 115, 138, 145, 147, 161, 174, 203, 210, 230, 245, 290, 294, 322, 345, 406, 435, 483, 490, 609, 667, 690, 735, 805, 870, 966, 1015, 1127, 1218, 1334, 1421, 1470, 1610, 2001, 2030, 2254, 2415, 2842, 3045, 3335, 3381, 4002, 4263, 4669, 4830, 5635, 6090, 6670, 6762, 7105, 8526, 9338, 10005, 11270, 14007, 14210, 16905, 20010, 21315, 23345, 28014, 32683, 33810, 42630, 46690, 65366, 70035, 98049, 140070, 163415, 196098, 326830, 490245, 980490]

約数ペア:
[(1, 980490), (2, 490245), (3, 326830), (5, 196098), (6, 163415), (7, 140070), (10, 98049), (14, 70035), (15, 65366), (21, 46690), (23, 42630), (29, 33810), (30, 32683), (35, 28014), (42, 23345), (46, 21315), (49, 20010), (58, 16905), (69, 14210), (70, 14007), (87, 11270), (98, 10005), (105, 9338), (115, 8526), (138, 7105), (145, 6762), (147, 6670), (161, 6090), (174, 5635), (203, 4830), (210, 4669), (230, 4263), (245, 4002), (290, 3381), (294, 3335), (322, 3045), (345, 2842), (406, 2415), (435, 2254), (483, 2030), (490, 2001), (609, 1610), (667, 1470), (690, 1421), (735, 1334), (805, 1218), (870, 1127), (966, 1015)]

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