About the Number

2008123580

2008123579 ← → 2008123581

2進数表記:1110111101100011000100010111100

漢数字表記:二十億八百十二万三千五百八十

素因数分解:

2 2 × 5 1 × 31 1 × 83 1 × 39023 1

素因数の和:39146
約数の個数: 48
約数和(自身を含む): 4405653504
約数和(自身を除く): 2397529924

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 5146, 10292, 12865, 25730, 39023, 51460, 78046, 156092, 195115, 390230, 780460, 1209713, 2419426, 3238909, 4838852, 6048565, 6477818, 12097130, 12955636, 16194545, 24194260, 32389090, 64778180, 100406179, 200812358, 401624716, 502030895, 1004061790, 2008123580]

約数ペア:
[(1, 2008123580), (2, 1004061790), (4, 502030895), (5, 401624716), (10, 200812358), (20, 100406179), (31, 64778180), (62, 32389090), (83, 24194260), (124, 16194545), (155, 12955636), (166, 12097130), (310, 6477818), (332, 6048565), (415, 4838852), (620, 3238909), (830, 2419426), (1660, 1209713), (2573, 780460), (5146, 390230), (10292, 195115), (12865, 156092), (25730, 78046), (39023, 51460)]

このpageの処理時間: 0.09799075126647949 seconds