11875760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 31352160

約数和(自身を除く): 19476400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 601, 760, 988, 1040, 1202, 1235, 1520, 1976, 2404, 2470, 3005, 3952, 4808, 4940, 6010, 7813, 9616, 9880, 11419, 12020, 15626, 19760, 22838, 24040, 31252, 39065, 45676, 48080, 57095, 62504, 78130, 91352, 114190, 125008, 148447, 156260, 182704, 228380, 296894, 312520, 456760, 593788, 625040, 742235, 913520, 1187576, 1484470, 2375152, 2968940, 5937880, 11875760]

約数ペア:

[(1, 11875760), (2, 5937880), (4, 2968940), (5, 2375152), (8, 1484470), (10, 1187576), (13, 913520), (16, 742235), (19, 625040), (20, 593788), (26, 456760), (38, 312520), (40, 296894), (52, 228380), (65, 182704), (76, 156260), (80, 148447), (95, 125008), (104, 114190), (130, 91352), (152, 78130), (190, 62504), (208, 57095), (247, 48080), (260, 45676), (304, 39065), (380, 31252), (494, 24040), (520, 22838), (601, 19760), (760, 15626), (988, 12020), (1040, 11419), (1202, 9880), (1235, 9616), (1520, 7813), (1976, 6010), (2404, 4940), (2470, 4808), (3005, 3952)]