45728720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18439}}^1$

素因数の和:18483

約数の個数: 40

約数和(自身を含む): 109754880

約数和(自身を除く): 64026160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 18439, 36878, 73756, 92195, 147512, 184390, 295024, 368780, 571609, 737560, 1143218, 1475120, 2286436, 2858045, 4572872, 5716090, 9145744, 11432180, 22864360, 45728720]

約数ペア:

[(1, 45728720), (2, 22864360), (4, 11432180), (5, 9145744), (8, 5716090), (10, 4572872), (16, 2858045), (20, 2286436), (31, 1475120), (40, 1143218), (62, 737560), (80, 571609), (124, 368780), (155, 295024), (248, 184390), (310, 147512), (496, 92195), (620, 73756), (1240, 36878), (2480, 18439)]