About the Number

40012380

40012379 ← → 40012381

2進数表記:10011000101000101001011100

漢数字表記:四千一万二千三百八十

素因数分解:

2 2 × 3 5 × 5 1 × 8233 1

素因数の和:8257
約数の個数: 72
約数和(自身を含む): 125881392
約数和(自身を除く): 85869012

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 8233, 16466, 24699, 32932, 41165, 49398, 74097, 82330, 98796, 123495, 148194, 164660, 222291, 246990, 296388, 370485, 444582, 493980, 666873, 740970, 889164, 1111455, 1333746, 1481940, 2000619, 2222910, 2667492, 3334365, 4001238, 4445820, 6668730, 8002476, 10003095, 13337460, 20006190, 40012380]

約数ペア:
[(1, 40012380), (2, 20006190), (3, 13337460), (4, 10003095), (5, 8002476), (6, 6668730), (9, 4445820), (10, 4001238), (12, 3334365), (15, 2667492), (18, 2222910), (20, 2000619), (27, 1481940), (30, 1333746), (36, 1111455), (45, 889164), (54, 740970), (60, 666873), (81, 493980), (90, 444582), (108, 370485), (135, 296388), (162, 246990), (180, 222291), (243, 164660), (270, 148194), (324, 123495), (405, 98796), (486, 82330), (540, 74097), (810, 49398), (972, 41165), (1215, 32932), (1620, 24699), (2430, 16466), (4860, 8233)]

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