919023280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{22481}}^1$

素因数の和:22574

約数の個数: 80

約数和(自身を含む): 2475537984

約数和(自身を除く): 1556514704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 20440, 22481, 40880, 44962, 89924, 112405, 157367, 179848, 224810, 314734, 359696, 449620, 629468, 786835, 899240, 1258936, 1573670, 1641113, 1798480, 2517872, 3147340, 3282226, 6294680, 6564452, 8205565, 11487791, 12589360, 13128904, 16411130, 22975582, 26257808, 32822260, 45951164, 57438955, 65644520, 91902328, 114877910, 131289040, 183804656, 229755820, 459511640, 919023280]

約数ペア:

[(1, 919023280), (2, 459511640), (4, 229755820), (5, 183804656), (7, 131289040), (8, 114877910), (10, 91902328), (14, 65644520), (16, 57438955), (20, 45951164), (28, 32822260), (35, 26257808), (40, 22975582), (56, 16411130), (70, 13128904), (73, 12589360), (80, 11487791), (112, 8205565), (140, 6564452), (146, 6294680), (280, 3282226), (292, 3147340), (365, 2517872), (511, 1798480), (560, 1641113), (584, 1573670), (730, 1258936), (1022, 899240), (1168, 786835), (1460, 629468), (2044, 449620), (2555, 359696), (2920, 314734), (4088, 224810), (5110, 179848), (5840, 157367), (8176, 112405), (10220, 89924), (20440, 44962), (22481, 40880)]