20286240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3251}}^1$

素因数の和:3282

約数の個数: 96

約数和(自身を含む): 68838336

約数和(自身を除く): 48552096

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, 3251, 6240, 6502, 9753, 13004, 16255, 19506, 26008, 32510, 39012, 42263, 48765, 52016, 65020, 78024, 84526, 97530, 104032, 126789, 130040, 156048, 169052, 195060, 211315, 253578, 260080, 312096, 338104, 390120, 422630, 507156, 520160, 633945, 676208, 780240, 845260, 1014312, 1267890, 1352416, 1560480, 1690520, 2028624, 2535780, 3381040, 4057248, 5071560, 6762080, 10143120, 20286240]

約数ペア:

[(1, 20286240), (2, 10143120), (3, 6762080), (4, 5071560), (5, 4057248), (6, 3381040), (8, 2535780), (10, 2028624), (12, 1690520), (13, 1560480), (15, 1352416), (16, 1267890), (20, 1014312), (24, 845260), (26, 780240), (30, 676208), (32, 633945), (39, 520160), (40, 507156), (48, 422630), (52, 390120), (60, 338104), (65, 312096), (78, 260080), (80, 253578), (96, 211315), (104, 195060), (120, 169052), (130, 156048), (156, 130040), (160, 126789), (195, 104032), (208, 97530), (240, 84526), (260, 78024), (312, 65020), (390, 52016), (416, 48765), (480, 42263), (520, 39012), (624, 32510), (780, 26008), (1040, 19506), (1248, 16255), (1560, 13004), (2080, 9753), (3120, 6502), (3251, 6240)]