740368040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3803}}^1$

素因数の和:4002

約数の個数: 64

約数和(自身を含む): 1730972160

約数和(自身を除く): 990604120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 157, 248, 310, 314, 620, 628, 785, 1240, 1256, 1570, 3140, 3803, 4867, 6280, 7606, 9734, 15212, 19015, 19468, 24335, 30424, 38030, 38936, 48670, 76060, 97340, 117893, 152120, 194680, 235786, 471572, 589465, 597071, 943144, 1178930, 1194142, 2357860, 2388284, 2985355, 4715720, 4776568, 5970710, 11941420, 18509201, 23882840, 37018402, 74036804, 92546005, 148073608, 185092010, 370184020, 740368040]

約数ペア:

[(1, 740368040), (2, 370184020), (4, 185092010), (5, 148073608), (8, 92546005), (10, 74036804), (20, 37018402), (31, 23882840), (40, 18509201), (62, 11941420), (124, 5970710), (155, 4776568), (157, 4715720), (248, 2985355), (310, 2388284), (314, 2357860), (620, 1194142), (628, 1178930), (785, 943144), (1240, 597071), (1256, 589465), (1570, 471572), (3140, 235786), (3803, 194680), (4867, 152120), (6280, 117893), (7606, 97340), (9734, 76060), (15212, 48670), (19015, 38936), (19468, 38030), (24335, 30424)]