40890720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6553}}^1$

素因数の和:6584

約数の個数: 96

約数和(自身を含む): 138735072

約数和(自身を除く): 97844352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 6553, 13106, 19659, 26212, 32765, 39318, 52424, 65530, 78636, 85189, 98295, 104848, 131060, 157272, 170378, 196590, 209696, 255567, 262120, 314544, 340756, 393180, 425945, 511134, 524240, 629088, 681512, 786360, 851890, 1022268, 1048480, 1277835, 1363024, 1572720, 1703780, 2044536, 2555670, 2726048, 3145440, 3407560, 4089072, 5111340, 6815120, 8178144, 10222680, 13630240, 20445360, 40890720]

約数ペア:

[(1, 40890720), (2, 20445360), (3, 13630240), (4, 10222680), (5, 8178144), (6, 6815120), (8, 5111340), (10, 4089072), (12, 3407560), (13, 3145440), (15, 2726048), (16, 2555670), (20, 2044536), (24, 1703780), (26, 1572720), (30, 1363024), (32, 1277835), (39, 1048480), (40, 1022268), (48, 851890), (52, 786360), (60, 681512), (65, 629088), (78, 524240), (80, 511134), (96, 425945), (104, 393180), (120, 340756), (130, 314544), (156, 262120), (160, 255567), (195, 209696), (208, 196590), (240, 170378), (260, 157272), (312, 131060), (390, 104848), (416, 98295), (480, 85189), (520, 78636), (624, 65530), (780, 52424), (1040, 39318), (1248, 32765), (1560, 26212), (2080, 19659), (3120, 13106), (6240, 6553)]