About the Number

42590790

42590789 ← → 42590791

2進数表記:10100010011110001001000110

漢数字表記:四千二百五十九万七百九十

素因数分解:

2 1 × 3 2 × 5 1 × 11 2 × 3911 1

素因数の和:3946
約数の個数: 72
約数和(自身を含む): 121749264
約数和(自身を除く): 79158474

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 3911, 5445, 7822, 10890, 11733, 19555, 23466, 35199, 39110, 43021, 58665, 70398, 86042, 117330, 129063, 175995, 215105, 258126, 351990, 387189, 430210, 473231, 645315, 774378, 946462, 1290630, 1419693, 1935945, 2366155, 2839386, 3871890, 4259079, 4732310, 7098465, 8518158, 14196930, 21295395, 42590790]

約数ペア:
[(1, 42590790), (2, 21295395), (3, 14196930), (5, 8518158), (6, 7098465), (9, 4732310), (10, 4259079), (11, 3871890), (15, 2839386), (18, 2366155), (22, 1935945), (30, 1419693), (33, 1290630), (45, 946462), (55, 774378), (66, 645315), (90, 473231), (99, 430210), (110, 387189), (121, 351990), (165, 258126), (198, 215105), (242, 175995), (330, 129063), (363, 117330), (495, 86042), (605, 70398), (726, 58665), (990, 43021), (1089, 39110), (1210, 35199), (1815, 23466), (2178, 19555), (3630, 11733), (3911, 10890), (5445, 7822)]

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