5451040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 15289344

約数和(自身を除く): 9838304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 157, 160, 217, 224, 248, 280, 310, 314, 434, 496, 560, 620, 628, 785, 868, 992, 1085, 1099, 1120, 1240, 1256, 1570, 1736, 2170, 2198, 2480, 2512, 3140, 3472, 4340, 4396, 4867, 4960, 5024, 5495, 6280, 6944, 8680, 8792, 9734, 10990, 12560, 17360, 17584, 19468, 21980, 24335, 25120, 34069, 34720, 35168, 38936, 43960, 48670, 68138, 77872, 87920, 97340, 136276, 155744, 170345, 175840, 194680, 272552, 340690, 389360, 545104, 681380, 778720, 1090208, 1362760, 2725520, 5451040]

約数ペア:

[(1, 5451040), (2, 2725520), (4, 1362760), (5, 1090208), (7, 778720), (8, 681380), (10, 545104), (14, 389360), (16, 340690), (20, 272552), (28, 194680), (31, 175840), (32, 170345), (35, 155744), (40, 136276), (56, 97340), (62, 87920), (70, 77872), (80, 68138), (112, 48670), (124, 43960), (140, 38936), (155, 35168), (157, 34720), (160, 34069), (217, 25120), (224, 24335), (248, 21980), (280, 19468), (310, 17584), (314, 17360), (434, 12560), (496, 10990), (560, 9734), (620, 8792), (628, 8680), (785, 6944), (868, 6280), (992, 5495), (1085, 5024), (1099, 4960), (1120, 4867), (1240, 4396), (1256, 4340), (1570, 3472), (1736, 3140), (2170, 2512), (2198, 2480)]