1840973900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3391}}^1$

素因数の和:3555

約数の個数: 72

約数和(自身を含む): 4107237120

約数和(自身を除く): 2266263220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 89, 100, 122, 178, 244, 305, 356, 445, 610, 890, 1220, 1525, 1780, 2225, 3050, 3391, 4450, 5429, 6100, 6782, 8900, 10858, 13564, 16955, 21716, 27145, 33910, 54290, 67820, 84775, 108580, 135725, 169550, 206851, 271450, 301799, 339100, 413702, 542900, 603598, 827404, 1034255, 1207196, 1508995, 2068510, 3017990, 4137020, 5171275, 6035980, 7544975, 10342550, 15089950, 18409739, 20685100, 30179900, 36819478, 73638956, 92048695, 184097390, 368194780, 460243475, 920486950, 1840973900]

約数ペア:

[(1, 1840973900), (2, 920486950), (4, 460243475), (5, 368194780), (10, 184097390), (20, 92048695), (25, 73638956), (50, 36819478), (61, 30179900), (89, 20685100), (100, 18409739), (122, 15089950), (178, 10342550), (244, 7544975), (305, 6035980), (356, 5171275), (445, 4137020), (610, 3017990), (890, 2068510), (1220, 1508995), (1525, 1207196), (1780, 1034255), (2225, 827404), (3050, 603598), (3391, 542900), (4450, 413702), (5429, 339100), (6100, 301799), (6782, 271450), (8900, 206851), (10858, 169550), (13564, 135725), (16955, 108580), (21716, 84775), (27145, 67820), (33910, 54290)]